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发明名称
Slitting device
摘要
申请公布号
US1820142(A)
申请公布日期
1931.08.25
申请号
US19290400217
申请日期
1929.10.17
申请人
CAMERON MACHINE COMPANY
发明人
JOHNSTONE ROBERT MCC.
分类号
D06H7/04
主分类号
D06H7/04
代理机构
代理人
主权项
地址
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